CIVIL SERVICE INFO

Tamil Nadu's model to combat climate change and reduce greenhouse gas emissions The article explains how the Indian state of Tamil Nadu is taking strong action against climate change at the state level, instead of waiting for national or global solutions. Tamil Nadu created a special company and missions to organize, measure, and track all its climate-related work. These efforts focus on reducing greenhouse gas pollution, protecting nature, and helping local communities become more resilient.   Main idea - Tamil Nadu wants to become "Net Zero," meaning it will stop adding more greenhouse gases (GHGs) to the air than it removes, before 2070. - The state has created detailed plans for four of its districts (The Nilgiris, Coimbatore, Ramanathapuram, Virudhunagar) showing how they can cut up to 92% of their carbon emissions by 2050 using renewable energy, better transport, new technology, and preserving natural resources. - These plans aim not only to reduce pollution but als...

Main Idea The global system for controlling nuclear weapons is under pressure, especially after President Donald Trump's actions. These decisions might affect how countries trust each other about not using nuclear weapons and could change the rules that kept nuclear wars from happening for the last 80 years. Key Points The total number of nuclear weapons worldwide is much lower than it was during the Cold War, but the biggest nuclear powers (U.S., Russia, China, France, the U.K.) still keep them as a part of their security systems.Trump announced that the U.S. will start developing newer types of nuclear weapons, and he encouraged other countries like Russia and China to do the same.This decision could lead to a new competition where countries race to make more advanced nuclear arms, making the world less safe.Nuclear Tests and TreatiesThere used to be international agreements against testing nuclear bombs (like the Comprehensive Test Ban Treaty, CTBT), but now there is doubt about...